public static Color GetColor(int x, int y, Triangle t)
{
SettingsFactory settingsFactory = new SettingsFactory();
double kd = settingsFactory.GetCoefficients().Kd;
double ks = settingsFactory.GetCoefficients().Ks;
int m = settingsFactory.GetCoefficients().M;
MyVector L = settingsFactory.GetLight(x, y, GetAnimationPoint(Triller.iteration, 20, 1000, new Point(400, 250))).L;
Color objectColor = settingsFactory.GetObjectColor(x, y, t).ObjectColor;
Color lightColor = settingsFactory.GetLightColor();
MyVector N = settingsFactory.GetVectorN(x, y, t).N;
MyVector V = new MyVector(0, 0, 1);
double NL = N.X * L.X + N.Y * L.Y + N.Z * L.Z;
MyVector R = new MyVector(2 * NL * N.X - L.X, 2 * NL * N.Y - L.Y, 2 * NL * N.Z - L.Z);
var IR = kd * ((double)lightColor.R / 255) * ((double)objectColor.R / 255) * MyVector.MyCos(N, L) +
ks * ((double)lightColor.R / 255) * ((double)objectColor.R / 255) * Math.Abs(Math.Pow(MyVector.MyCos(V, R), m));
var IG = kd * ((double)lightColor.G / 255) * ((double)objectColor.G / 255) * MyVector.MyCos(N, L) +
ks * ((double)lightColor.G / 255) * ((double)objectColor.G / 255) * Math.Abs(Math.Pow(MyVector.MyCos(V, R), m));
var IB = kd * ((double)lightColor.B / 255) * ((double)objectColor.B / 255) * MyVector.MyCos(N, L) +
ks * ((double)lightColor.B / 255) * ((double)objectColor.B / 255) * Math.Abs(Math.Pow(MyVector.MyCos(V, R), m));
return(Color.FromArgb(255, (int)(IR * 255) > 255 ? 255 : (int)(IR * 255), (int)(IG * 255) > 255 ? 255 : (int)(IG * 255),
(int)(IB * 255) > 255 ? 255 : (int)(IB * 255)));
}
public static double MyCos(MyVector v1, MyVector v2)
{
return(v1.X * v2.X + v1.Y * v2.Y + v1.Z * v2.Z);
}
